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<h1 id="sec_name">
<span data-if="hdevelop" style="display:inline;">cooc_feature_image</span><span data-if="c" style="display:none;">cooc_feature_image</span><span data-if="cpp" style="display:none;">CoocFeatureImage</span><span data-if="dotnet" style="display:none;">CoocFeatureImage</span><span data-if="python" style="display:none;">cooc_feature_image</span> (算子名称)</h1>
<h2>名称</h2>
<p><code><span data-if="hdevelop" style="display:inline;">cooc_feature_image</span><span data-if="c" style="display:none;">cooc_feature_image</span><span data-if="cpp" style="display:none;">CoocFeatureImage</span><span data-if="dotnet" style="display:none;">CoocFeatureImage</span><span data-if="python" style="display:none;">cooc_feature_image</span></code> — Calculate a co-occurrence matrix and derive gray value features thereof.</p>
<h2 id="sec_synopsis">参数签名</h2>
<div data-if="hdevelop" style="display:inline;">
<p>
<code><b>cooc_feature_image</b>(<a href="#Regions"><i>区域</i></a>, <a href="#Image"><i>Image</i></a> :  : <a href="#LdGray"><i>LdGray</i></a>, <a href="#Direction"><i>Direction</i></a> : <a href="#Energy"><i>Energy</i></a>, <a href="#Correlation"><i>Correlation</i></a>, <a href="#Homogeneity"><i>Homogeneity</i></a>, <a href="#Contrast"><i>Contrast</i></a>)</code></p>
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<div data-if="c" style="display:none;">
<p>
<code>Herror <b>cooc_feature_image</b>(const Hobject <a href="#Regions"><i>区域</i></a>, const Hobject <a href="#Image"><i>Image</i></a>, const Hlong <a href="#LdGray"><i>LdGray</i></a>, const Hlong <a href="#Direction"><i>Direction</i></a>, double* <a href="#Energy"><i>Energy</i></a>, double* <a href="#Correlation"><i>Correlation</i></a>, double* <a href="#Homogeneity"><i>Homogeneity</i></a>, double* <a href="#Contrast"><i>Contrast</i></a>)</code></p>
<p>
<code>Herror <b>T_cooc_feature_image</b>(const Hobject <a href="#Regions"><i>区域</i></a>, const Hobject <a href="#Image"><i>Image</i></a>, const Htuple <a href="#LdGray"><i>LdGray</i></a>, const Htuple <a href="#Direction"><i>Direction</i></a>, Htuple* <a href="#Energy"><i>Energy</i></a>, Htuple* <a href="#Correlation"><i>Correlation</i></a>, Htuple* <a href="#Homogeneity"><i>Homogeneity</i></a>, Htuple* <a href="#Contrast"><i>Contrast</i></a>)</code></p>
</div>
<div data-if="cpp" style="display:none;">
<p>
<code>void <b>CoocFeatureImage</b>(const HObject&amp; <a href="#Regions"><i>区域</i></a>, const HObject&amp; <a href="#Image"><i>Image</i></a>, const HTuple&amp; <a href="#LdGray"><i>LdGray</i></a>, const HTuple&amp; <a href="#Direction"><i>Direction</i></a>, HTuple* <a href="#Energy"><i>Energy</i></a>, HTuple* <a href="#Correlation"><i>Correlation</i></a>, HTuple* <a href="#Homogeneity"><i>Homogeneity</i></a>, HTuple* <a href="#Contrast"><i>Contrast</i></a>)</code></p>
<p>
<code><a href="HTuple.html">HTuple</a> <a href="HImage.html">HImage</a>::<b>CoocFeatureImage</b>(const HRegion&amp; <a href="#Regions"><i>区域</i></a>, Hlong <a href="#LdGray"><i>LdGray</i></a>, const HTuple&amp; <a href="#Direction"><i>Direction</i></a>, HTuple* <a href="#Correlation"><i>Correlation</i></a>, HTuple* <a href="#Homogeneity"><i>Homogeneity</i></a>, HTuple* <a href="#Contrast"><i>Contrast</i></a>) const</code></p>
<p>
<code>double <a href="HImage.html">HImage</a>::<b>CoocFeatureImage</b>(const HRegion&amp; <a href="#Regions"><i>区域</i></a>, Hlong <a href="#LdGray"><i>LdGray</i></a>, Hlong <a href="#Direction"><i>Direction</i></a>, double* <a href="#Correlation"><i>Correlation</i></a>, double* <a href="#Homogeneity"><i>Homogeneity</i></a>, double* <a href="#Contrast"><i>Contrast</i></a>) const</code></p>
<p>
<code><a href="HTuple.html">HTuple</a> <a href="HRegion.html">HRegion</a>::<b>CoocFeatureImage</b>(const HImage&amp; <a href="#Image"><i>Image</i></a>, Hlong <a href="#LdGray"><i>LdGray</i></a>, const HTuple&amp; <a href="#Direction"><i>Direction</i></a>, HTuple* <a href="#Correlation"><i>Correlation</i></a>, HTuple* <a href="#Homogeneity"><i>Homogeneity</i></a>, HTuple* <a href="#Contrast"><i>Contrast</i></a>) const</code></p>
<p>
<code>double <a href="HRegion.html">HRegion</a>::<b>CoocFeatureImage</b>(const HImage&amp; <a href="#Image"><i>Image</i></a>, Hlong <a href="#LdGray"><i>LdGray</i></a>, Hlong <a href="#Direction"><i>Direction</i></a>, double* <a href="#Correlation"><i>Correlation</i></a>, double* <a href="#Homogeneity"><i>Homogeneity</i></a>, double* <a href="#Contrast"><i>Contrast</i></a>) const</code></p>
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<p>
<code>static void <a href="HOperatorSet.html">HOperatorSet</a>.<b>CoocFeatureImage</b>(<a href="HObject.html">HObject</a> <a href="#Regions"><i>区域</i></a>, <a href="HObject.html">HObject</a> <a href="#Image"><i>image</i></a>, <a href="HTuple.html">HTuple</a> <a href="#LdGray"><i>ldGray</i></a>, <a href="HTuple.html">HTuple</a> <a href="#Direction"><i>direction</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Energy"><i>energy</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Correlation"><i>correlation</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Homogeneity"><i>homogeneity</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Contrast"><i>contrast</i></a>)</code></p>
<p>
<code><a href="HTuple.html">HTuple</a> <a href="HImage.html">HImage</a>.<b>CoocFeatureImage</b>(<a href="HRegion.html">HRegion</a> <a href="#Regions"><i>区域</i></a>, int <a href="#LdGray"><i>ldGray</i></a>, <a href="HTuple.html">HTuple</a> <a href="#Direction"><i>direction</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Correlation"><i>correlation</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Homogeneity"><i>homogeneity</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Contrast"><i>contrast</i></a>)</code></p>
<p>
<code>double <a href="HImage.html">HImage</a>.<b>CoocFeatureImage</b>(<a href="HRegion.html">HRegion</a> <a href="#Regions"><i>区域</i></a>, int <a href="#LdGray"><i>ldGray</i></a>, int <a href="#Direction"><i>direction</i></a>, out double <a href="#Correlation"><i>correlation</i></a>, out double <a href="#Homogeneity"><i>homogeneity</i></a>, out double <a href="#Contrast"><i>contrast</i></a>)</code></p>
<p>
<code><a href="HTuple.html">HTuple</a> <a href="HRegion.html">HRegion</a>.<b>CoocFeatureImage</b>(<a href="HImage.html">HImage</a> <a href="#Image"><i>image</i></a>, int <a href="#LdGray"><i>ldGray</i></a>, <a href="HTuple.html">HTuple</a> <a href="#Direction"><i>direction</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Correlation"><i>correlation</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Homogeneity"><i>homogeneity</i></a>, out <a href="HTuple.html">HTuple</a> <a href="#Contrast"><i>contrast</i></a>)</code></p>
<p>
<code>double <a href="HRegion.html">HRegion</a>.<b>CoocFeatureImage</b>(<a href="HImage.html">HImage</a> <a href="#Image"><i>image</i></a>, int <a href="#LdGray"><i>ldGray</i></a>, int <a href="#Direction"><i>direction</i></a>, out double <a href="#Correlation"><i>correlation</i></a>, out double <a href="#Homogeneity"><i>homogeneity</i></a>, out double <a href="#Contrast"><i>contrast</i></a>)</code></p>
</div>
<div data-if="python" style="display:none;">
<p>
<code>def <b>cooc_feature_image</b>(<a href="#Regions"><i>区域</i></a>: HObject, <a href="#Image"><i>image</i></a>: HObject, <a href="#LdGray"><i>ld_gray</i></a>: int, <a href="#Direction"><i>direction</i></a>: Union[int, str]) -&gt; Tuple[Sequence[float], Sequence[float], Sequence[float], Sequence[float]]</code></p>
<p>
<code>def <b>cooc_feature_image_s</b>(<a href="#Regions"><i>区域</i></a>: HObject, <a href="#Image"><i>image</i></a>: HObject, <a href="#LdGray"><i>ld_gray</i></a>: int, <a href="#Direction"><i>direction</i></a>: Union[int, str]) -&gt; Tuple[float, float, float, float]</code></p>
</div>
<h2 id="sec_description">描述</h2>
<p>The call of <code><span data-if="hdevelop" style="display:inline">cooc_feature_image</span><span data-if="c" style="display:none">cooc_feature_image</span><span data-if="cpp" style="display:none">CoocFeatureImage</span><span data-if="com" style="display:none">CoocFeatureImage</span><span data-if="dotnet" style="display:none">CoocFeatureImage</span><span data-if="python" style="display:none">cooc_feature_image</span></code> corresponds to the consecutive
execution of 该算子s <a href="gen_cooc_matrix.html"><code><span data-if="hdevelop" style="display:inline">gen_cooc_matrix</span><span data-if="c" style="display:none">gen_cooc_matrix</span><span data-if="cpp" style="display:none">GenCoocMatrix</span><span data-if="com" style="display:none">GenCoocMatrix</span><span data-if="dotnet" style="display:none">GenCoocMatrix</span><span data-if="python" style="display:none">gen_cooc_matrix</span></code></a> and
<a href="cooc_feature_matrix.html"><code><span data-if="hdevelop" style="display:inline">cooc_feature_matrix</span><span data-if="c" style="display:none">cooc_feature_matrix</span><span data-if="cpp" style="display:none">CoocFeatureMatrix</span><span data-if="com" style="display:none">CoocFeatureMatrix</span><span data-if="dotnet" style="display:none">CoocFeatureMatrix</span><span data-if="python" style="display:none">cooc_feature_matrix</span></code></a>.  If several direction matrices of the
co-occurrence matrix are to be evaluated consecutively, it is more
efficient to generate the matrix via <a href="gen_cooc_matrix.html"><code><span data-if="hdevelop" style="display:inline">gen_cooc_matrix</span><span data-if="c" style="display:none">gen_cooc_matrix</span><span data-if="cpp" style="display:none">GenCoocMatrix</span><span data-if="com" style="display:none">GenCoocMatrix</span><span data-if="dotnet" style="display:none">GenCoocMatrix</span><span data-if="python" style="display:none">gen_cooc_matrix</span></code></a> and
then call 该算子 <a href="cooc_feature_matrix.html"><code><span data-if="hdevelop" style="display:inline">cooc_feature_matrix</span><span data-if="c" style="display:none">cooc_feature_matrix</span><span data-if="cpp" style="display:none">CoocFeatureMatrix</span><span data-if="com" style="display:none">CoocFeatureMatrix</span><span data-if="dotnet" style="display:none">CoocFeatureMatrix</span><span data-if="python" style="display:none">cooc_feature_matrix</span></code></a> for the resulting
matrix.  The parameter <a href="#Direction"><i><code><span data-if="hdevelop" style="display:inline">Direction</span><span data-if="c" style="display:none">Direction</span><span data-if="cpp" style="display:none">Direction</span><span data-if="com" style="display:none">Direction</span><span data-if="dotnet" style="display:none">direction</span><span data-if="python" style="display:none">direction</span></code></i></a> transfers the direction
of the neighborhood in angle or <i><span data-if="hdevelop" style="display:inline">'mean'</span><span data-if="c" style="display:none">"mean"</span><span data-if="cpp" style="display:none">"mean"</span><span data-if="com" style="display:none">"mean"</span><span data-if="dotnet" style="display:none">"mean"</span><span data-if="python" style="display:none">"mean"</span></i>.  In the case of
<i><span data-if="hdevelop" style="display:inline">'mean'</span><span data-if="c" style="display:none">"mean"</span><span data-if="cpp" style="display:none">"mean"</span><span data-if="com" style="display:none">"mean"</span><span data-if="dotnet" style="display:none">"mean"</span><span data-if="python" style="display:none">"mean"</span></i> the mean value is calculated in all four
directions.</p>
<h2 id="sec_attention">注意</h2>
<p>Note that 该算子 <code><span data-if="hdevelop" style="display:inline">cooc_feature_image</span><span data-if="c" style="display:none">cooc_feature_image</span><span data-if="cpp" style="display:none">CoocFeatureImage</span><span data-if="com" style="display:none">CoocFeatureImage</span><span data-if="dotnet" style="display:none">CoocFeatureImage</span><span data-if="python" style="display:none">cooc_feature_image</span></code> only considers
the given <a href="#Regions"><i><code><span data-if="hdevelop" style="display:inline">区域</span><span data-if="c" style="display:none">区域</span><span data-if="cpp" style="display:none">区域</span><span data-if="com" style="display:none">区域</span><span data-if="dotnet" style="display:none">区域</span><span data-if="python" style="display:none">区域</span></code></i></a> and ignores any previously set domain
of the input image <a href="#Image"><i><code><span data-if="hdevelop" style="display:inline">Image</span><span data-if="c" style="display:none">Image</span><span data-if="cpp" style="display:none">Image</span><span data-if="com" style="display:none">Image</span><span data-if="dotnet" style="display:none">image</span><span data-if="python" style="display:none">image</span></code></i></a>.</p>
<h2 id="sec_execution">运行信息</h2>
<ul>
  <li>多线程类型:可重入(与非独占操作符并行运行)。</li>
<li>多线程作用域:全局(可以从任何线程调用)。</li>
  
    <li>在元组级别自动并行化。</li>
  
</ul>
<h2 id="sec_parameters">参数表</h2>
  <div class="par">
<div class="parhead">
<span id="Regions" class="parname"><b><code><span data-if="hdevelop" style="display:inline">区域</span><span data-if="c" style="display:none">区域</span><span data-if="cpp" style="display:none">区域</span><span data-if="com" style="display:none">区域</span><span data-if="dotnet" style="display:none">区域</span><span data-if="python" style="display:none">区域</span></code></b> (input_object)  </span><span>region(-array) <code>→</code> <span data-if="hdevelop" style="display:inline">object</span><span data-if="dotnet" style="display:none"><a href="HRegion.html">HRegion</a></span><span data-if="python" style="display:none">HObject</span><span data-if="cpp" style="display:none"><a href="HRegion.html">HRegion</a></span><span data-if="c" style="display:none">Hobject</span></span>
</div>
<p class="pardesc">Region to be examined.</p>
</div>
  <div class="par">
<div class="parhead">
<span id="Image" class="parname"><b><code><span data-if="hdevelop" style="display:inline">Image</span><span data-if="c" style="display:none">Image</span><span data-if="cpp" style="display:none">Image</span><span data-if="com" style="display:none">Image</span><span data-if="dotnet" style="display:none">image</span><span data-if="python" style="display:none">image</span></code></b> (input_object)  </span><span>singlechannelimage <code>→</code> <span data-if="hdevelop" style="display:inline">object</span><span data-if="dotnet" style="display:none"><a href="HImage.html">HImage</a></span><span data-if="python" style="display:none">HObject</span><span data-if="cpp" style="display:none"><a href="HImage.html">HImage</a></span><span data-if="c" style="display:none">Hobject</span> (byte)</span>
</div>
<p class="pardesc">Corresponding gray values.</p>
</div>
  <div class="par">
<div class="parhead">
<span id="LdGray" class="parname"><b><code><span data-if="hdevelop" style="display:inline">LdGray</span><span data-if="c" style="display:none">LdGray</span><span data-if="cpp" style="display:none">LdGray</span><span data-if="com" style="display:none">LdGray</span><span data-if="dotnet" style="display:none">ldGray</span><span data-if="python" style="display:none">ld_gray</span></code></b> (input_control)  </span><span>integer <code>→</code> <span data-if="dotnet" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="python" style="display:none">int</span><span data-if="cpp" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="c" style="display:none">Htuple</span><span data-if="hdevelop" style="display:inline"> (integer)</span><span data-if="dotnet" style="display:none"> (<i>int</i> / </span><span data-if="dotnet" style="display:none">long)</span><span data-if="cpp" style="display:none"> (<i>Hlong</i>)</span><span data-if="c" style="display:none"> (<i>Hlong</i>)</span></span>
</div>
<p class="pardesc">Number of gray values to be distinguished
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</svg></span>).</p>
<p class="pardesc"><span class="parcat">Default:
      </span>6</p>
<p class="pardesc"><span class="parcat">List of values:
      </span>1, 2, 3, 4, 5, 6, 7, 8</p>
</div>
  <div class="par">
<div class="parhead">
<span id="Direction" class="parname"><b><code><span data-if="hdevelop" style="display:inline">Direction</span><span data-if="c" style="display:none">Direction</span><span data-if="cpp" style="display:none">Direction</span><span data-if="com" style="display:none">Direction</span><span data-if="dotnet" style="display:none">direction</span><span data-if="python" style="display:none">direction</span></code></b> (input_control)  </span><span>integer <code>→</code> <span data-if="dotnet" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="python" style="display:none">Union[int, str]</span><span data-if="cpp" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="c" style="display:none">Htuple</span><span data-if="hdevelop" style="display:inline"> (integer / </span><span data-if="hdevelop" style="display:inline">string)</span><span data-if="dotnet" style="display:none"> (<i>int</i> / </span><span data-if="dotnet" style="display:none">long / </span><span data-if="dotnet" style="display:none">string)</span><span data-if="cpp" style="display:none"> (<i>Hlong</i> / </span><span data-if="cpp" style="display:none">HString)</span><span data-if="c" style="display:none"> (<i>Hlong</i> / </span><span data-if="c" style="display:none">char*)</span></span>
</div>
<p class="pardesc">Direction in which the matrix is to be calculated.</p>
<p class="pardesc"><span class="parcat">Default:
      </span>0</p>
<p class="pardesc"><span class="parcat">List of values:
      </span>0, 45, 90, 135, <span data-if="hdevelop" style="display:inline">'mean'</span><span data-if="c" style="display:none">"mean"</span><span data-if="cpp" style="display:none">"mean"</span><span data-if="com" style="display:none">"mean"</span><span data-if="dotnet" style="display:none">"mean"</span><span data-if="python" style="display:none">"mean"</span></p>
</div>
  <div class="par">
<div class="parhead">
<span id="Energy" class="parname"><b><code><span data-if="hdevelop" style="display:inline">Energy</span><span data-if="c" style="display:none">Energy</span><span data-if="cpp" style="display:none">Energy</span><span data-if="com" style="display:none">Energy</span><span data-if="dotnet" style="display:none">energy</span><span data-if="python" style="display:none">energy</span></code></b> (output_control)  </span><span>real(-array) <code>→</code> <span data-if="dotnet" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="python" style="display:none">Sequence[float]</span><span data-if="cpp" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="c" style="display:none">Htuple</span><span data-if="hdevelop" style="display:inline"> (real)</span><span data-if="dotnet" style="display:none"> (<i>double</i>)</span><span data-if="cpp" style="display:none"> (<i>double</i>)</span><span data-if="c" style="display:none"> (<i>double</i>)</span></span>
</div>
<p class="pardesc">Gray value energy.</p>
</div>
  <div class="par">
<div class="parhead">
<span id="Correlation" class="parname"><b><code><span data-if="hdevelop" style="display:inline">Correlation</span><span data-if="c" style="display:none">Correlation</span><span data-if="cpp" style="display:none">Correlation</span><span data-if="com" style="display:none">Correlation</span><span data-if="dotnet" style="display:none">correlation</span><span data-if="python" style="display:none">correlation</span></code></b> (output_control)  </span><span>real(-array) <code>→</code> <span data-if="dotnet" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="python" style="display:none">Sequence[float]</span><span data-if="cpp" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="c" style="display:none">Htuple</span><span data-if="hdevelop" style="display:inline"> (real)</span><span data-if="dotnet" style="display:none"> (<i>double</i>)</span><span data-if="cpp" style="display:none"> (<i>double</i>)</span><span data-if="c" style="display:none"> (<i>double</i>)</span></span>
</div>
<p class="pardesc">Correlation of gray values.</p>
</div>
  <div class="par">
<div class="parhead">
<span id="Homogeneity" class="parname"><b><code><span data-if="hdevelop" style="display:inline">Homogeneity</span><span data-if="c" style="display:none">Homogeneity</span><span data-if="cpp" style="display:none">Homogeneity</span><span data-if="com" style="display:none">Homogeneity</span><span data-if="dotnet" style="display:none">homogeneity</span><span data-if="python" style="display:none">homogeneity</span></code></b> (output_control)  </span><span>real(-array) <code>→</code> <span data-if="dotnet" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="python" style="display:none">Sequence[float]</span><span data-if="cpp" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="c" style="display:none">Htuple</span><span data-if="hdevelop" style="display:inline"> (real)</span><span data-if="dotnet" style="display:none"> (<i>double</i>)</span><span data-if="cpp" style="display:none"> (<i>double</i>)</span><span data-if="c" style="display:none"> (<i>double</i>)</span></span>
</div>
<p class="pardesc">Local homogeneity of gray values.</p>
</div>
  <div class="par">
<div class="parhead">
<span id="Contrast" class="parname"><b><code><span data-if="hdevelop" style="display:inline">Contrast</span><span data-if="c" style="display:none">Contrast</span><span data-if="cpp" style="display:none">Contrast</span><span data-if="com" style="display:none">Contrast</span><span data-if="dotnet" style="display:none">contrast</span><span data-if="python" style="display:none">contrast</span></code></b> (output_control)  </span><span>real(-array) <code>→</code> <span data-if="dotnet" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="python" style="display:none">Sequence[float]</span><span data-if="cpp" style="display:none"><a href="HTuple.html">HTuple</a></span><span data-if="c" style="display:none">Htuple</span><span data-if="hdevelop" style="display:inline"> (real)</span><span data-if="dotnet" style="display:none"> (<i>double</i>)</span><span data-if="cpp" style="display:none"> (<i>double</i>)</span><span data-if="c" style="display:none"> (<i>double</i>)</span></span>
</div>
<p class="pardesc">Gray value contrast.</p>
</div>
<h2 id="sec_result">结果</h2>
<p>该算子 <code><span data-if="hdevelop" style="display:inline">cooc_feature_image</span><span data-if="c" style="display:none">cooc_feature_image</span><span data-if="cpp" style="display:none">CoocFeatureImage</span><span data-if="com" style="display:none">CoocFeatureImage</span><span data-if="dotnet" style="display:none">CoocFeatureImage</span><span data-if="python" style="display:none">cooc_feature_image</span></code> 返回值 <TT>2</TT> (
      <TT>H_MSG_TRUE</TT>)
     if an
image with defined gray values (<i><span data-if="hdevelop" style="display:inline">'byte'</span><span data-if="c" style="display:none">"byte"</span><span data-if="cpp" style="display:none">"byte"</span><span data-if="com" style="display:none">"byte"</span><span data-if="dotnet" style="display:none">"byte"</span><span data-if="python" style="display:none">"byte"</span></i>) is entered and the
parameters are correct.  The behavior in case of empty input (no
input images available) is set via 该算子
<a href="set_system.html"><code><span data-if="hdevelop" style="display:inline">set_system(::'no_object_result',&lt;Result&gt;:)</span><span data-if="c" style="display:none">set_system("no_object_result",&lt;Result&gt;)</span><span data-if="cpp" style="display:none">SetSystem("no_object_result",&lt;Result&gt;)</span><span data-if="com" style="display:none">SetSystem("no_object_result",&lt;Result&gt;)</span><span data-if="dotnet" style="display:none">SetSystem("no_object_result",&lt;Result&gt;)</span><span data-if="python" style="display:none">set_system("no_object_result",&lt;Result&gt;)</span></code></a>, the behavior
in case of empty region is set via
<a href="set_system.html"><code><span data-if="hdevelop" style="display:inline">set_system(::'empty_region_result',&lt;Result&gt;:)</span><span data-if="c" style="display:none">set_system("empty_region_result",&lt;Result&gt;)</span><span data-if="cpp" style="display:none">SetSystem("empty_region_result",&lt;Result&gt;)</span><span data-if="com" style="display:none">SetSystem("empty_region_result",&lt;Result&gt;)</span><span data-if="dotnet" style="display:none">SetSystem("empty_region_result",&lt;Result&gt;)</span><span data-if="python" style="display:none">set_system("empty_region_result",&lt;Result&gt;)</span></code></a>.  If
necessary an exception is raised.</p>
<h2 id="sec_predecessors">可能的前置算子</h2>
<p>
<code><a href="gen_cooc_matrix.html"><span data-if="hdevelop" style="display:inline">gen_cooc_matrix</span><span data-if="c" style="display:none">gen_cooc_matrix</span><span data-if="cpp" style="display:none">GenCoocMatrix</span><span data-if="com" style="display:none">GenCoocMatrix</span><span data-if="dotnet" style="display:none">GenCoocMatrix</span><span data-if="python" style="display:none">gen_cooc_matrix</span></a></code>
</p>
<h2 id="sec_alternatives">可替代算子</h2>
<p>
<code><a href="cooc_feature_matrix.html"><span data-if="hdevelop" style="display:inline">cooc_feature_matrix</span><span data-if="c" style="display:none">cooc_feature_matrix</span><span data-if="cpp" style="display:none">CoocFeatureMatrix</span><span data-if="com" style="display:none">CoocFeatureMatrix</span><span data-if="dotnet" style="display:none">CoocFeatureMatrix</span><span data-if="python" style="display:none">cooc_feature_matrix</span></a></code>
</p>
<h2 id="sec_see">参考其它</h2>
<p>
<code><a href="intensity.html"><span data-if="hdevelop" style="display:inline">intensity</span><span data-if="c" style="display:none">intensity</span><span data-if="cpp" style="display:none">Intensity</span><span data-if="com" style="display:none">Intensity</span><span data-if="dotnet" style="display:none">Intensity</span><span data-if="python" style="display:none">intensity</span></a></code>, 
<code><a href="min_max_gray.html"><span data-if="hdevelop" style="display:inline">min_max_gray</span><span data-if="c" style="display:none">min_max_gray</span><span data-if="cpp" style="display:none">MinMaxGray</span><span data-if="com" style="display:none">MinMaxGray</span><span data-if="dotnet" style="display:none">MinMaxGray</span><span data-if="python" style="display:none">min_max_gray</span></a></code>, 
<code><a href="entropy_gray.html"><span data-if="hdevelop" style="display:inline">entropy_gray</span><span data-if="c" style="display:none">entropy_gray</span><span data-if="cpp" style="display:none">EntropyGray</span><span data-if="com" style="display:none">EntropyGray</span><span data-if="dotnet" style="display:none">EntropyGray</span><span data-if="python" style="display:none">entropy_gray</span></a></code>, 
<code><a href="select_gray.html"><span data-if="hdevelop" style="display:inline">select_gray</span><span data-if="c" style="display:none">select_gray</span><span data-if="cpp" style="display:none">SelectGray</span><span data-if="com" style="display:none">SelectGray</span><span data-if="dotnet" style="display:none">SelectGray</span><span data-if="python" style="display:none">select_gray</span></a></code>
</p>
<h2 id="sec_module">模块</h2>
<p>
Foundation</p>
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